Home / 1,116,820.28-1,541,210.82-607,521.44

Finding the Fourth Proportional to 1,116,820.28, 1,541,210.82 and 607,521.44

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Solution

The fourth proportional to 1,116,820.28, 1,541,210.82 and 607,521.44 is: 838,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,820.28 : 1,541,210.82 = 607,521.44 : x
  2. Step 2: Convert to fraction form
    1,116,820.28/1,541,210.82 = 607,521.44/x
  3. Step 3: Cross multiply
    1,116,820.28x = 1,541,210.82 × 607,521.44
  4. Step 4: Simplify right side
    1,116,820.28x = 936,318,616,709.98
  5. Step 5: Solve for x
    x = 936,318,616,709.98/1,116,820.28
  6. Step 6: Final answer
    x = 838,378.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.